Rambus (RMBS) Stock Analysis & Price (Updated Oct 16, 2026, 4:00 PM ET)
Updated Oct 16, 2026, 4:00 PM ET
- Closed at $87.25, -6.05% vs the prior close of $92.87.
- Volume 1.58M shares, 0.7x its 50-day average.
- No new SEC filings since the prior session.
- No new insider buys or sales reported since the prior session.
RMBS slides 6.1% to $87.25. Closed at $87.25, -6.05% vs the prior close of $92.87. Day range $86.85–$91.30, opened at $90.59.
RMBS daily analysis — what happened
A plain-English, data-only note written after every US trading day. Newest first; older days stay archived below.
Oct 16, 2026 — RMBS slides 6.1% to $87.25
- Closed at $87.25, -6.05% vs the prior close of $92.87. Day range $86.85–$91.30, opened at $90.59.
- Volume was 1.58M shares, 0.7x its 50-day average of 2.15M.
- Price is -8.5% vs its 50-day average ($95.36) and -19.4% vs its 200-day average ($108.30).
- 52-week range $77.89–$174.10; today's close sits at 10% of that range, 49.9% below the 52-week high.
Oct 15, 2026 — RMBS rises 0.8% to $92.87
- Closed at $92.87, +0.83% vs the prior close of $92.11. Day range $86.78–$93.39, opened at $88.82.
- Volume was 1.69M shares, 0.8x its 50-day average of 2.16M.
- Price is -2.8% vs its 50-day average ($95.57) and -14.3% vs its 200-day average ($108.34).
- 52-week range $77.89–$174.10; today's close sits at 16% of that range, 46.7% below the 52-week high.
Oct 14, 2026 — RMBS slides 6.2% to $92.11, 6 down days in a row
- Closed at $92.11, -6.17% vs the prior close of $98.17. Day range $91.89–$96.76, opened at $95.95.
- Volume was 1.88M shares, 0.9x its 50-day average of 2.18M.
- Price is -3.7% vs its 50-day average ($95.66) and -15.0% vs its 200-day average ($108.34).
- 52-week range $77.89–$174.10; today's close sits at 15% of that range, 47.1% below the 52-week high.
- That makes 6 straight losses.
Oct 13, 2026 — RMBS dips 2.8% to $98.17, 5 down days in a row
- Closed at $98.17, -2.84% vs the prior close of $101.04. Day range $95.83–$99.00, opened at $97.60.
- Volume was 2.14M shares, 1.0x its 50-day average of 2.17M.
- Price is +2.4% vs its 50-day average ($95.83) and -9.4% vs its 200-day average ($108.35).
- 52-week range $77.89–$174.10; today's close sits at 21% of that range, 43.6% below the 52-week high.
- That makes 5 straight losses.
Oct 12, 2026 — RMBS slides 6.0% to $101.04, 4 down days in a row
- Closed at $101.04, -5.98% vs the prior close of $107.47. Day range $100.80–$105.35, opened at $105.35.
- Volume was 1.88M shares, 0.9x its 50-day average of 2.18M.
- Price is +5.6% vs its 50-day average ($95.71) and -6.7% vs its 200-day average ($108.34).
- 52-week range $77.89–$174.10; today's close sits at 24% of that range, 42.0% below the 52-week high.
- That makes 4 straight losses.
Oct 9, 2026 — RMBS dips 0.9% to $107.47, 3 down days in a row
- Closed at $107.47, -0.92% vs the prior close of $108.47. Day range $104.54–$110.82, opened at $110.82.
- Volume was 1.08M shares, 0.5x its 50-day average of 2.23M — lighter than usual.
- Price is +12.5% vs its 50-day average ($95.51) and -0.8% vs its 200-day average ($108.30).
- 52-week range $77.89–$174.10; today's close sits at 31% of that range, 38.3% below the 52-week high.
- That makes 3 straight losses.
Oct 8, 2026 — RMBS dips 2.7% to $108.47
- Closed at $108.47, -2.70% vs the prior close of $111.48. Day range $106.30–$111.55, opened at $108.51.
- Volume was 1.56M shares, 0.7x its 50-day average of 2.28M.
- Price is +14.0% vs its 50-day average ($95.15) and +0.2% vs its 200-day average ($108.24).
- 52-week range $77.89–$174.10; today's close sits at 32% of that range, 37.7% below the 52-week high.
Oct 7, 2026 — RMBS dips 2.3% to $111.48
- Closed at $111.48, -2.29% vs the prior close of $114.09. Day range $109.25–$112.27, opened at $110.94.
- Volume was 1.07M shares, 0.5x its 50-day average of 2.37M — lighter than usual.
- Price is +17.8% vs its 50-day average ($94.64) and +3.0% vs its 200-day average ($108.18).
- 52-week range $77.89–$174.10; today's close sits at 35% of that range, 36.0% below the 52-week high.
Oct 6, 2026 — RMBS jumps 3.4% to $114.09, a 1-month high
- Closed at $114.09, +3.44% vs the prior close of $110.30. Day range $109.78–$114.97, opened at $111.46.
- Volume was 1.61M shares, 0.7x its 50-day average of 2.42M.
- Price is +21.2% vs its 50-day average ($94.16) and +5.6% vs its 200-day average ($108.08).
- 52-week range $77.89–$174.10; today's close sits at 38% of that range, 34.5% below the 52-week high.
Oct 5, 2026 — RMBS dips 1.5% to $110.30
- Closed at $110.30, -1.49% vs the prior close of $111.97. Day range $108.82–$113.08, opened at $111.56.
- Volume was 1.41M shares, 0.6x its 50-day average of 2.45M — lighter than usual.
- Price is +17.6% vs its 50-day average ($93.81) and +2.2% vs its 200-day average ($107.96).
- 52-week range $77.89–$174.10; today's close sits at 34% of that range, 36.6% below the 52-week high.
Oct 2, 2026 — RMBS jumps 4.4% to $111.97, a 1-month high, 4 up days in a row
- Closed at $111.97, +4.36% vs the prior close of $107.29. Day range $110.20–$113.28, opened at $110.97.
- Volume was 1.27M shares, 0.5x its 50-day average of 2.46M — lighter than usual.
- Price is +19.7% vs its 50-day average ($93.52) and +3.8% vs its 200-day average ($107.89).
- 52-week range $77.89–$174.10; today's close sits at 35% of that range, 35.7% below the 52-week high.
- That makes 4 straight gains.
RMBS latest news & SEC filings
Every SEC filing by or about RMBS in the last 120 days, explained in plain English. Updated daily, with a same-day refresh for new filings.
Oct 5, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Kissner Charles sold 5,000 shares at $111.00 (≈$555.00K) on Oct 2, 2026; now holds 3,747
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Oct 2, 2026 · Form 144 — Planned insider sale
Notice of proposed sale (Form 144) — an insider or affiliate plans to sell restricted or control shares
A notice of intent, not a completed sale. Any actual sale by a director or officer shows up later on Form 4.
Sep 24, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Kissner Charles sold 5,000 shares at $105.00 (≈$525.00K) on Sep 22, 2026; now holds 8,747
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Sep 22, 2026 · Form 144 — Planned insider sale
Notice of proposed sale (Form 144) — an insider or affiliate plans to sell restricted or control shares
A notice of intent, not a completed sale. Any actual sale by a director or officer shows up later on Form 4.
Sep 15, 2026 · Form 3 — New insider holdings
Initial insider ownership statement (Form 3) — a new director, officer or 10% owner disclosed their holdings
Sep 4, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 5.02 — Change in directors or officers (appointment, departure or pay).
Aug 10, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Kissner Charles sold 5,000 shares at $100.92 (≈$504.60K) on Aug 7, 2026
- Kissner Charles sold 5,000 shares at $100.92 (≈$504.60K) on Aug 7, 2026
- Kissner Charles sold 5,000 shares at $100.92 (≈$504.60K) on Aug 7, 2026
- Kissner Charles sold 5,000 shares at $100.92 (≈$504.60K) on Aug 7, 2026
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Aug 5, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 1.01 — Signed a material agreement.
- Item 2.03 — Took on a new material debt or financial obligation.
Jul 29, 2026 · Form SCHEDULE 13G/A — Update to a passive 5%+ stake (13G)
Update to a passive 5%+ stake (13G)
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Jul 28, 2026 · Form 10-Q — Quarterly report
Quarterly report (unaudited financial statements for the quarter)
Key figures from this report aren't in the SEC's structured data yet (usually appears within a day or two).
Jul 27, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 2.02 — Reported results of operations (earnings release).
This is a results-day filing: the earnings press release is attached as an exhibit.
Things to know before you trade RMBS
- Last results release: Jul 27, 2026 (8-K Item 2.02). Previous ones: Apr 27, 2026, Feb 2, 2026, Oct 27, 2025. Based on that rhythm, the next report is likely around Oct 26, 2026 — an estimate, not a confirmed date.
- How much it moves: over the last 20 sessions the average daily move was 3.38% (largest 10.7%). That is a volatile stock.
- Liquidity: about 2.01M shares (≈$175.02M) trade per day on average.
- 52-week position: $87.25 vs a range of $77.89–$174.10 (10% of the range).
- Dividends: no cash dividends in the last 2 years.
- Splits: none in the last 2 years.
- Insider trades (Form 4, last 12 months, recent 25 shown): 0 open-market buys, 25 sales; latest: Charles Kissner sold 5,000 shares on Sep 22, 2026.
- Latest filings: 8-K Sep 4, 2026; 8-K Aug 5, 2026; 10-Q Jul 28, 2026.
- Share count: 108.14M shares outstanding (Mar 31, 2026), +0.7% vs a year earlier.
- Listing: Nasdaq · industry: Semiconductors & Related Devices.
RMBS market data (last 20 sessions)
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Oct 16, 2026 | 90.59 | 91.30 | 86.85 | 87.25 | 1.58M |
| Oct 15, 2026 | 88.82 | 93.39 | 86.78 | 92.87 | 1.69M |
| Oct 14, 2026 | 95.95 | 96.76 | 91.89 | 92.11 | 1.88M |
| Oct 13, 2026 | 97.60 | 99.00 | 95.83 | 98.17 | 2.14M |
| Oct 12, 2026 | 105.35 | 105.35 | 100.80 | 101.04 | 1.88M |
| Oct 9, 2026 | 110.82 | 110.82 | 104.54 | 107.47 | 1.08M |
| Oct 8, 2026 | 108.51 | 111.55 | 106.30 | 108.47 | 1.56M |
| Oct 7, 2026 | 110.94 | 112.27 | 109.25 | 111.48 | 1.07M |
| Oct 6, 2026 | 111.46 | 114.97 | 109.78 | 114.09 | 1.61M |
| Oct 5, 2026 | 111.56 | 113.08 | 108.82 | 110.30 | 1.41M |
| Oct 2, 2026 | 110.97 | 113.28 | 110.20 | 111.97 | 1.27M |
| Oct 1, 2026 | 106.91 | 108.62 | 105.53 | 107.29 | 1.14M |
| Sep 30, 2026 | 103.12 | 107.64 | 101.42 | 106.76 | 2.43M |
| Sep 29, 2026 | 104.57 | 104.87 | 101.65 | 103.12 | 1.32M |
| Sep 28, 2026 | 104.19 | 104.57 | 99.34 | 102.12 | 1.81M |
| Sep 25, 2026 | 106.61 | 107.31 | 103.43 | 105.16 | 1.71M |
| Sep 24, 2026 | 101.62 | 108.62 | 101.12 | 104.55 | 2.36M |
| Sep 23, 2026 | 105.08 | 106.56 | 100.42 | 103.47 | 3.07M |
| Sep 22, 2026 | 96.04 | 106.74 | 95.69 | 105.24 | 4.84M |
| Sep 21, 2026 | 90.48 | 98.57 | 88.38 | 96.96 | 4.27M |
About Rambus
Rambus (RMBS) is listed on the Nasdaq and classified by the SEC under “Semiconductors & Related Devices”. Its business address is in SAN JOSE, CA. State of incorporation: DE. Fiscal year ends December 31. SEC CIK 917273.
RMBS board of directors & executives
From SEC Form 3/4/5 insider filings made in the last 12 months (date = latest filing).
Directors
| Name | Role | Latest filing |
|---|---|---|
| Emiko Higashi | Director | Jun 3, 2026 |
| Charles Kissner | Director | Sep 24, 2026 |
| Steven Laub | Director | May 11, 2026 |
| Victor Peng | Director | Apr 3, 2026 |
| Meera Rao | Director | Apr 27, 2026 |
| Eric B Stang | Director | Jun 2, 2026 |
| Necip Sayiner | Director | Jun 3, 2026 |
| Luc Seraphin | President and CEO | Apr 3, 2026 |
Executive officers
| Name | Title | Latest filing |
|---|---|---|
| John K Allen | Chief Accounting Officer | Apr 7, 2026 |
| Xianzhi Sean Fan | EVP, COO | May 26, 2026 |
| Sumeet Gagneja | SVP, CFO | May 4, 2026 |
| Desmond Lynch | SVP, CFO | Feb 24, 2026 |
| Luc Seraphin | President and CEO | Apr 3, 2026 |
| John Shinn | SVP, General Counsel | May 26, 2026 |
| William Clarence Ii Taulbee | Chief Accounting Officer | Sep 15, 2026 |
Recent insider buys & sales
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Sep 22, 2026 | Charles Kissner | Sale | 5,000 | $105.00 |
| Sep 22, 2026 | Charles Kissner | Sale | 5,000 | $105.00 |
| Sep 22, 2026 | Charles Kissner | Sale | 5,000 | $105.00 |
| Sep 22, 2026 | Charles Kissner | Sale | 5,000 | $105.00 |
| Aug 7, 2026 | Charles Kissner | Sale | 5,000 | $100.92 |
| Aug 7, 2026 | Charles Kissner | Sale | 5,000 | $100.92 |
| Aug 7, 2026 | Charles Kissner | Sale | 5,000 | $100.92 |
| Aug 7, 2026 | Charles Kissner | Sale | 5,000 | $100.92 |
| Jun 3, 2026 | Necip Sayiner | Sale | 5,000 | $170.15 |
| Jun 3, 2026 | Necip Sayiner | Sale | 5,000 | $170.15 |
| Jun 3, 2026 | Necip Sayiner | Sale | 5,000 | $170.15 |
| Jun 3, 2026 | Necip Sayiner | Sale | 5,000 | $170.15 |
| Jun 2, 2026 | Emiko Higashi | Sale | 5,000 | $158.00 |
| Jun 2, 2026 | Emiko Higashi | Sale | 5,000 | $163.00 |
| Jun 2, 2026 | Emiko Higashi | Sale | 5,000 | $158.00 |
RMBS financials (annual, from XBRL filings)
| Fiscal year end | Revenue | Net income | Diluted EPS | Operating cash flow |
|---|---|---|---|---|
| Dec 31, 2025 | — | $230.46M | 2.11 | $360.02M |
| Dec 31, 2024 | — | $179.82M | 1.65 | $230.60M |
| Dec 31, 2023 | — | $333.90M | 3.01 | $195.79M |
| Dec 31, 2022 | — | $-14.31M | -0.13 | $230.39M |
| Dec 31, 2021 | — | $18.33M | 0.16 | $209.22M |
Latest balance sheet: total assets $1.53B, total liabilities $139.91M, cash $134.32M (as of Mar 31, 2026).
RMBS earnings / results-day log
| Date | Filing | Close that day |
|---|---|---|
| Jul 27, 2026 | 8-K Item 2.02 (results) | $96.42 |
| Apr 27, 2026 | 8-K Item 2.02 (results) | $141.31 |
| Feb 2, 2026 | 8-K Item 2.02 (results) | $113.71 |
| Oct 27, 2025 | 8-K Item 2.02 (results) | $113.61 |
| Jul 28, 2025 | 8-K Item 2.02 (results) | $64.24 |
| Apr 28, 2025 | 8-K Item 2.02 (results) | $52.22 |
| Feb 3, 2025 | 8-K Item 2.02 (results) | $60.35 |
| Oct 28, 2024 | 8-K Item 2.02 (results) | $44.80 |
| Jul 29, 2024 | 8-K Item 2.02 (results) | — |
| Apr 29, 2024 | 8-K Item 2.02 (results) | — |
| Feb 5, 2024 | 8-K Item 2.02 (results) | — |
| Oct 30, 2023 | 8-K Item 2.02 (results) | — |
Related stocks · Semiconductors & Related Devices
Micron Technology (MU)Nvidia (NVDA)AMD (AMD)Intel (INTC)Broadcom (AVGO)Marvell Technology (MRVL)Taiwan Semiconductor Manufacturing (TSM)SK hynix (SKHY)Applied Materials (AMAT)Arm (ARM)
Popular today
Spdr S&P 500 Etf (SPY)Micron Technology (MU)Nvidia (NVDA)Meta Platforms (META)Sandisk (SNDK)AMD (AMD)Space Exploration Technologies (SPCX)Tesla (TSLA)Apple (AAPL)Intel (INTC)Microsoft (MSFT)Amazon (AMZN)
More on RMBS
Information only, not investment advice. BuyMeWhiskey is not a registered investment adviser or broker-dealer; nothing here is a recommendation to buy, sell or hold any security, and there are no price targets. Data comes from SEC EDGAR filings and public end-of-day market data and may be delayed or contain errors. Verify with the company's filings before making decisions. Prices: end-of-day data as of Oct 16, 2026, 4:00 PM ET. Filings: SEC EDGAR. Updated after every US trading day.